Thread: Polish high grade stainless steel plate into a primary mirror? Yes it has been done.
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Old 03-03-2013, 07:11 PM
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bojan
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Join Date: Jul 2006
Location: Mt Waverley, VIC
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No!
Stainless steel is not thermally stable enough.

Guys, give up - NOTHING beats glass as a material for astronomical mirrors (only ceramics.. fused silica... but price!!!).

End of story.
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